﻿using System;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using System.Windows.Data;
using System.Globalization;

namespace BankProject.Converters
{
    public class NullToVisibilityConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            if (parameter != null)
            {
                if (parameter.ToString().Equals("Inverse"))
                {
                    return (value == null || String.IsNullOrWhiteSpace(value as string)) ? Visibility.Visible : Visibility.Collapsed;
                }
            }

            return (value == null || String.IsNullOrWhiteSpace(value as string)) ? Visibility.Collapsed : Visibility.Visible;
        }

        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            throw new NotImplementedException();
        }
    }
}
